When everything shakes, precision is usually impossible – everybody who has ever tried to take a photo with shaky hands or make handwritten notes on a bumpy bus journey knows that. With technical ...

Combine a small battery and foil to create a "magnetic" effect with two coins of different metals. Perfect for bar bets or casual magic. Just simple prep and clever use of physics. #CoinTrick ...

In labs around the world, scientists chase forces too faint to see and too small to touch. They hunt for tiny magnetic ...